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authorTomi Valkeinen <tomi.valkeinen@ti.com>2020-12-15 12:46:47 +0200
committerTomi Valkeinen <tomi.valkeinen@ti.com>2020-12-15 16:17:31 +0200
commit7aa52346235a1b80c6e8e6bd76129cfbfad969b9 (patch)
tree593c502281bd7896c51475bcbf718ec15a27d19a /drivers/gpu/drm/omapdrm/dss/dsi.c
parent3160d6a6c7d20b84a647e50632f3d7d9faa4c686 (diff)
downloadlinux-7aa52346235a1b80c6e8e6bd76129cfbfad969b9.tar.bz2
drm/omap: dsi: move structs & defines to dsi.h
Move structs and defines to a private dsi.h header file to make dsi.c a bit easier to navigate. Also move the (now) private structs and defines from omapdss.h to dsi.h. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com> Link: https://patchwork.freedesktop.org/patch/msgid/20201215104657.802264-75-tomi.valkeinen@ti.com
Diffstat (limited to 'drivers/gpu/drm/omapdrm/dss/dsi.c')
-rw-r--r--drivers/gpu/drm/omapdrm/dss/dsi.c384
1 files changed, 1 insertions, 383 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
index 6af42753b85a..116406966d15 100644
--- a/drivers/gpu/drm/omapdrm/dss/dsi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
@@ -45,73 +45,7 @@
#define DSI_CATCH_MISSING_TE
-struct dsi_reg { u16 module; u16 idx; };
-
-#define DSI_REG(mod, idx) ((const struct dsi_reg) { mod, idx })
-
-/* DSI Protocol Engine */
-
-#define DSI_PROTO 0
-#define DSI_PROTO_SZ 0x200
-
-#define DSI_REVISION DSI_REG(DSI_PROTO, 0x0000)
-#define DSI_SYSCONFIG DSI_REG(DSI_PROTO, 0x0010)
-#define DSI_SYSSTATUS DSI_REG(DSI_PROTO, 0x0014)
-#define DSI_IRQSTATUS DSI_REG(DSI_PROTO, 0x0018)
-#define DSI_IRQENABLE DSI_REG(DSI_PROTO, 0x001C)
-#define DSI_CTRL DSI_REG(DSI_PROTO, 0x0040)
-#define DSI_GNQ DSI_REG(DSI_PROTO, 0x0044)
-#define DSI_COMPLEXIO_CFG1 DSI_REG(DSI_PROTO, 0x0048)
-#define DSI_COMPLEXIO_IRQ_STATUS DSI_REG(DSI_PROTO, 0x004C)
-#define DSI_COMPLEXIO_IRQ_ENABLE DSI_REG(DSI_PROTO, 0x0050)
-#define DSI_CLK_CTRL DSI_REG(DSI_PROTO, 0x0054)
-#define DSI_TIMING1 DSI_REG(DSI_PROTO, 0x0058)
-#define DSI_TIMING2 DSI_REG(DSI_PROTO, 0x005C)
-#define DSI_VM_TIMING1 DSI_REG(DSI_PROTO, 0x0060)
-#define DSI_VM_TIMING2 DSI_REG(DSI_PROTO, 0x0064)
-#define DSI_VM_TIMING3 DSI_REG(DSI_PROTO, 0x0068)
-#define DSI_CLK_TIMING DSI_REG(DSI_PROTO, 0x006C)
-#define DSI_TX_FIFO_VC_SIZE DSI_REG(DSI_PROTO, 0x0070)
-#define DSI_RX_FIFO_VC_SIZE DSI_REG(DSI_PROTO, 0x0074)
-#define DSI_COMPLEXIO_CFG2 DSI_REG(DSI_PROTO, 0x0078)
-#define DSI_RX_FIFO_VC_FULLNESS DSI_REG(DSI_PROTO, 0x007C)
-#define DSI_VM_TIMING4 DSI_REG(DSI_PROTO, 0x0080)
-#define DSI_TX_FIFO_VC_EMPTINESS DSI_REG(DSI_PROTO, 0x0084)
-#define DSI_VM_TIMING5 DSI_REG(DSI_PROTO, 0x0088)
-#define DSI_VM_TIMING6 DSI_REG(DSI_PROTO, 0x008C)
-#define DSI_VM_TIMING7 DSI_REG(DSI_PROTO, 0x0090)
-#define DSI_STOPCLK_TIMING DSI_REG(DSI_PROTO, 0x0094)
-#define DSI_VC_CTRL(n) DSI_REG(DSI_PROTO, 0x0100 + (n * 0x20))
-#define DSI_VC_TE(n) DSI_REG(DSI_PROTO, 0x0104 + (n * 0x20))
-#define DSI_VC_LONG_PACKET_HEADER(n) DSI_REG(DSI_PROTO, 0x0108 + (n * 0x20))
-#define DSI_VC_LONG_PACKET_PAYLOAD(n) DSI_REG(DSI_PROTO, 0x010C + (n * 0x20))
-#define DSI_VC_SHORT_PACKET_HEADER(n) DSI_REG(DSI_PROTO, 0x0110 + (n * 0x20))
-#define DSI_VC_IRQSTATUS(n) DSI_REG(DSI_PROTO, 0x0118 + (n * 0x20))
-#define DSI_VC_IRQENABLE(n) DSI_REG(DSI_PROTO, 0x011C + (n * 0x20))
-
-/* DSIPHY_SCP */
-
-#define DSI_PHY 1
-#define DSI_PHY_OFFSET 0x200
-#define DSI_PHY_SZ 0x40
-
-#define DSI_DSIPHY_CFG0 DSI_REG(DSI_PHY, 0x0000)
-#define DSI_DSIPHY_CFG1 DSI_REG(DSI_PHY, 0x0004)
-#define DSI_DSIPHY_CFG2 DSI_REG(DSI_PHY, 0x0008)
-#define DSI_DSIPHY_CFG5 DSI_REG(DSI_PHY, 0x0014)
-#define DSI_DSIPHY_CFG10 DSI_REG(DSI_PHY, 0x0028)
-
-/* DSI_PLL_CTRL_SCP */
-
-#define DSI_PLL 2
-#define DSI_PLL_OFFSET 0x300
-#define DSI_PLL_SZ 0x20
-
-#define DSI_PLL_CONTROL DSI_REG(DSI_PLL, 0x0000)
-#define DSI_PLL_STATUS DSI_REG(DSI_PLL, 0x0004)
-#define DSI_PLL_GO DSI_REG(DSI_PLL, 0x0008)
-#define DSI_PLL_CONFIGURATION1 DSI_REG(DSI_PLL, 0x000C)
-#define DSI_PLL_CONFIGURATION2 DSI_REG(DSI_PLL, 0x0010)
+#include "dsi.h"
#define REG_GET(dsi, idx, start, end) \
FLD_GET(dsi_read_reg(dsi, idx), start, end)
@@ -119,96 +53,6 @@ struct dsi_reg { u16 module; u16 idx; };
#define REG_FLD_MOD(dsi, idx, val, start, end) \
dsi_write_reg(dsi, idx, FLD_MOD(dsi_read_reg(dsi, idx), val, start, end))
-/* Global interrupts */
-#define DSI_IRQ_VC0 (1 << 0)
-#define DSI_IRQ_VC1 (1 << 1)
-#define DSI_IRQ_VC2 (1 << 2)
-#define DSI_IRQ_VC3 (1 << 3)
-#define DSI_IRQ_WAKEUP (1 << 4)
-#define DSI_IRQ_RESYNC (1 << 5)
-#define DSI_IRQ_PLL_LOCK (1 << 7)
-#define DSI_IRQ_PLL_UNLOCK (1 << 8)
-#define DSI_IRQ_PLL_RECALL (1 << 9)
-#define DSI_IRQ_COMPLEXIO_ERR (1 << 10)
-#define DSI_IRQ_HS_TX_TIMEOUT (1 << 14)
-#define DSI_IRQ_LP_RX_TIMEOUT (1 << 15)
-#define DSI_IRQ_TE_TRIGGER (1 << 16)
-#define DSI_IRQ_ACK_TRIGGER (1 << 17)
-#define DSI_IRQ_SYNC_LOST (1 << 18)
-#define DSI_IRQ_LDO_POWER_GOOD (1 << 19)
-#define DSI_IRQ_TA_TIMEOUT (1 << 20)
-#define DSI_IRQ_ERROR_MASK \
- (DSI_IRQ_HS_TX_TIMEOUT | DSI_IRQ_LP_RX_TIMEOUT | DSI_IRQ_SYNC_LOST | \
- DSI_IRQ_TA_TIMEOUT)
-#define DSI_IRQ_CHANNEL_MASK 0xf
-
-/* Virtual channel interrupts */
-#define DSI_VC_IRQ_CS (1 << 0)
-#define DSI_VC_IRQ_ECC_CORR (1 << 1)
-#define DSI_VC_IRQ_PACKET_SENT (1 << 2)
-#define DSI_VC_IRQ_FIFO_TX_OVF (1 << 3)
-#define DSI_VC_IRQ_FIFO_RX_OVF (1 << 4)
-#define DSI_VC_IRQ_BTA (1 << 5)
-#define DSI_VC_IRQ_ECC_NO_CORR (1 << 6)
-#define DSI_VC_IRQ_FIFO_TX_UDF (1 << 7)
-#define DSI_VC_IRQ_PP_BUSY_CHANGE (1 << 8)
-#define DSI_VC_IRQ_ERROR_MASK \
- (DSI_VC_IRQ_CS | DSI_VC_IRQ_ECC_CORR | DSI_VC_IRQ_FIFO_TX_OVF | \
- DSI_VC_IRQ_FIFO_RX_OVF | DSI_VC_IRQ_ECC_NO_CORR | \
- DSI_VC_IRQ_FIFO_TX_UDF)
-
-/* ComplexIO interrupts */
-#define DSI_CIO_IRQ_ERRSYNCESC1 (1 << 0)
-#define DSI_CIO_IRQ_ERRSYNCESC2 (1 << 1)
-#define DSI_CIO_IRQ_ERRSYNCESC3 (1 << 2)
-#define DSI_CIO_IRQ_ERRSYNCESC4 (1 << 3)
-#define DSI_CIO_IRQ_ERRSYNCESC5 (1 << 4)
-#define DSI_CIO_IRQ_ERRESC1 (1 << 5)
-#define DSI_CIO_IRQ_ERRESC2 (1 << 6)
-#define DSI_CIO_IRQ_ERRESC3 (1 << 7)
-#define DSI_CIO_IRQ_ERRESC4 (1 << 8)
-#define DSI_CIO_IRQ_ERRESC5 (1 << 9)
-#define DSI_CIO_IRQ_ERRCONTROL1 (1 << 10)
-#define DSI_CIO_IRQ_ERRCONTROL2 (1 << 11)
-#define DSI_CIO_IRQ_ERRCONTROL3 (1 << 12)
-#define DSI_CIO_IRQ_ERRCONTROL4 (1 << 13)
-#define DSI_CIO_IRQ_ERRCONTROL5 (1 << 14)
-#define DSI_CIO_IRQ_STATEULPS1 (1 << 15)
-#define DSI_CIO_IRQ_STATEULPS2 (1 << 16)
-#define DSI_CIO_IRQ_STATEULPS3 (1 << 17)
-#define DSI_CIO_IRQ_STATEULPS4 (1 << 18)
-#define DSI_CIO_IRQ_STATEULPS5 (1 << 19)
-#define DSI_CIO_IRQ_ERRCONTENTIONLP0_1 (1 << 20)
-#define DSI_CIO_IRQ_ERRCONTENTIONLP1_1 (1 << 21)
-#define DSI_CIO_IRQ_ERRCONTENTIONLP0_2 (1 << 22)
-#define DSI_CIO_IRQ_ERRCONTENTIONLP1_2 (1 << 23)
-#define DSI_CIO_IRQ_ERRCONTENTIONLP0_3 (1 << 24)
-#define DSI_CIO_IRQ_ERRCONTENTIONLP1_3 (1 << 25)
-#define DSI_CIO_IRQ_ERRCONTENTIONLP0_4 (1 << 26)
-#define DSI_CIO_IRQ_ERRCONTENTIONLP1_4 (1 << 27)
-#define DSI_CIO_IRQ_ERRCONTENTIONLP0_5 (1 << 28)
-#define DSI_CIO_IRQ_ERRCONTENTIONLP1_5 (1 << 29)
-#define DSI_CIO_IRQ_ULPSACTIVENOT_ALL0 (1 << 30)
-#define DSI_CIO_IRQ_ULPSACTIVENOT_ALL1 (1 << 31)
-#define DSI_CIO_IRQ_ERROR_MASK \
- (DSI_CIO_IRQ_ERRSYNCESC1 | DSI_CIO_IRQ_ERRSYNCESC2 | \
- DSI_CIO_IRQ_ERRSYNCESC3 | DSI_CIO_IRQ_ERRSYNCESC4 | \
- DSI_CIO_IRQ_ERRSYNCESC5 | \
- DSI_CIO_IRQ_ERRESC1 | DSI_CIO_IRQ_ERRESC2 | \
- DSI_CIO_IRQ_ERRESC3 | DSI_CIO_IRQ_ERRESC4 | \
- DSI_CIO_IRQ_ERRESC5 | \
- DSI_CIO_IRQ_ERRCONTROL1 | DSI_CIO_IRQ_ERRCONTROL2 | \
- DSI_CIO_IRQ_ERRCONTROL3 | DSI_CIO_IRQ_ERRCONTROL4 | \
- DSI_CIO_IRQ_ERRCONTROL5 | \
- DSI_CIO_IRQ_ERRCONTENTIONLP0_1 | DSI_CIO_IRQ_ERRCONTENTIONLP1_1 | \
- DSI_CIO_IRQ_ERRCONTENTIONLP0_2 | DSI_CIO_IRQ_ERRCONTENTIONLP1_2 | \
- DSI_CIO_IRQ_ERRCONTENTIONLP0_3 | DSI_CIO_IRQ_ERRCONTENTIONLP1_3 | \
- DSI_CIO_IRQ_ERRCONTENTIONLP0_4 | DSI_CIO_IRQ_ERRCONTENTIONLP1_4 | \
- DSI_CIO_IRQ_ERRCONTENTIONLP0_5 | DSI_CIO_IRQ_ERRCONTENTIONLP1_5)
-
-typedef void (*omap_dsi_isr_t) (void *arg, u32 mask);
-struct dsi_data;
-
static void dsi_set_ulps_auto(struct dsi_data *dsi, bool enable);
static int dsi_display_init_dispc(struct dsi_data *dsi);
@@ -221,232 +65,6 @@ static ssize_t _omap_dsi_host_transfer(struct dsi_data *dsi, int vc,
static void dsi_display_disable(struct omap_dss_device *dssdev);
-/* DSI PLL HSDIV indices */
-#define HSDIV_DISPC 0
-#define HSDIV_DSI 1
-
-#define DSI_MAX_NR_ISRS 2
-#define DSI_MAX_NR_LANES 5
-
-enum dsi_model {
- DSI_MODEL_OMAP3,
- DSI_MODEL_OMAP4,
- DSI_MODEL_OMAP5,
-};
-
-enum dsi_lane_function {
- DSI_LANE_UNUSED = 0,
- DSI_LANE_CLK,
- DSI_LANE_DATA1,
- DSI_LANE_DATA2,
- DSI_LANE_DATA3,
- DSI_LANE_DATA4,
-};
-
-struct dsi_lane_config {
- enum dsi_lane_function function;
- u8 polarity;
-};
-
-struct dsi_isr_data {
- omap_dsi_isr_t isr;
- void *arg;
- u32 mask;
-};
-
-enum fifo_size {
- DSI_FIFO_SIZE_0 = 0,
- DSI_FIFO_SIZE_32 = 1,
- DSI_FIFO_SIZE_64 = 2,
- DSI_FIFO_SIZE_96 = 3,
- DSI_FIFO_SIZE_128 = 4,
-};
-
-enum dsi_vc_source {
- DSI_VC_SOURCE_L4 = 0,
- DSI_VC_SOURCE_VP,
-};
-
-struct dsi_irq_stats {
- unsigned long last_reset;
- unsigned int irq_count;
- unsigned int dsi_irqs[32];
- unsigned int vc_irqs[4][32];
- unsigned int cio_irqs[32];
-};
-
-struct dsi_isr_tables {
- struct dsi_isr_data isr_table[DSI_MAX_NR_ISRS];
- struct dsi_isr_data isr_table_vc[4][DSI_MAX_NR_ISRS];
- struct dsi_isr_data isr_table_cio[DSI_MAX_NR_ISRS];
-};
-
-struct dsi_lp_clock_info {
- unsigned long lp_clk;
- u16 lp_clk_div;
-};
-
-struct dsi_clk_calc_ctx {
- struct dsi_data *dsi;
- struct dss_pll *pll;
-
- /* inputs */
-
- const struct omap_dss_dsi_config *config;
-
- unsigned long req_pck_min, req_pck_nom, req_pck_max;
-
- /* outputs */
-
- struct dss_pll_clock_info dsi_cinfo;
- struct dispc_clock_info dispc_cinfo;
- struct dsi_lp_clock_info lp_cinfo;
-
- struct videomode vm;
- struct omap_dss_dsi_videomode_timings dsi_vm;
-};
-
-struct dsi_module_id_data {
- u32 address;
- int id;
-};
-
-enum dsi_quirks {
- DSI_QUIRK_PLL_PWR_BUG = (1 << 0), /* DSI-PLL power command 0x3 is not working */
- DSI_QUIRK_DCS_CMD_CONFIG_VC = (1 << 1),
- DSI_QUIRK_VC_OCP_WIDTH = (1 << 2),
- DSI_QUIRK_REVERSE_TXCLKESC = (1 << 3),
- DSI_QUIRK_GNQ = (1 << 4),
- DSI_QUIRK_PHY_DCC = (1 << 5),
-};
-
-struct dsi_of_data {
- enum dsi_model model;
- const struct dss_pll_hw *pll_hw;
- const struct dsi_module_id_data *modules;
- unsigned int max_fck_freq;
- unsigned int max_pll_lpdiv;
- enum dsi_quirks quirks;
-};
-
-struct dsi_data {
- struct device *dev;
- void __iomem *proto_base;
- void __iomem *phy_base;
- void __iomem *pll_base;
-
- const struct dsi_of_data *data;
- int module_id;
-
- int irq;
-
- bool is_enabled;
-
- struct clk *dss_clk;
- struct regmap *syscon;
- struct dss_device *dss;
-
- struct mipi_dsi_host host;
-
- struct dispc_clock_info user_dispc_cinfo;
- struct dss_pll_clock_info user_dsi_cinfo;
-
- struct dsi_lp_clock_info user_lp_cinfo;
- struct dsi_lp_clock_info current_lp_cinfo;
-
- struct dss_pll pll;
-
- bool vdds_dsi_enabled;
- struct regulator *vdds_dsi_reg;
-
- struct mipi_dsi_device *dsidev;
-
- struct {
- enum dsi_vc_source source;
- enum fifo_size tx_fifo_size;
- enum fifo_size rx_fifo_size;
- } vc[4];
-
- struct mutex lock;
- struct semaphore bus_lock;
-
- spinlock_t irq_lock;
- struct dsi_isr_tables isr_tables;
- /* space for a copy used by the interrupt handler */
- struct dsi_isr_tables isr_tables_copy;
-
- int update_vc;
-#ifdef DSI_PERF_MEASURE
- unsigned int update_bytes;
-#endif
-
- /* external TE GPIO */
- struct gpio_desc *te_gpio;
- int te_irq;
- struct delayed_work te_timeout_work;
- atomic_t do_ext_te_update;
-
- bool te_enabled;
- bool ulps_enabled;
- bool ulps_auto_idle;
- bool video_enabled;
-
- struct delayed_work ulps_work;
-
- struct delayed_work framedone_timeout_work;
-
-#ifdef DSI_CATCH_MISSING_TE
- struct timer_list te_timer;
-#endif
-
- unsigned long cache_req_pck;
- unsigned long cache_clk_freq;
- struct dss_pll_clock_info cache_cinfo;
-
- u32 errors;
- spinlock_t errors_lock;
-#ifdef DSI_PERF_MEASURE
- ktime_t perf_setup_time;
- ktime_t perf_start_time;
-#endif
- int debug_read;
- int debug_write;
- struct {
- struct dss_debugfs_entry *irqs;
- struct dss_debugfs_entry *regs;
- struct dss_debugfs_entry *clks;
- } debugfs;
-
-#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
- spinlock_t irq_stats_lock;
- struct dsi_irq_stats irq_stats;
-#endif
-
- unsigned int num_lanes_supported;
- unsigned int line_buffer_size;
-
- struct dsi_lane_config lanes[DSI_MAX_NR_LANES];
- unsigned int num_lanes_used;
-
- unsigned int scp_clk_refcount;
-
- struct omap_dss_dsi_config config;
-
- struct dss_lcd_mgr_config mgr_config;
- struct videomode vm;
- enum mipi_dsi_pixel_format pix_fmt;
- enum omap_dss_dsi_mode mode;
- struct omap_dss_dsi_videomode_timings vm_timings;
-
- struct omap_dss_device output;
- struct drm_bridge bridge;
-};
-
-struct dsi_packet_sent_handler_data {
- struct dsi_data *dsi;
- struct completion *completion;
-};
-
#ifdef DSI_PERF_MEASURE
static bool dsi_perf;
module_param(dsi_perf, bool, 0644);